Three theories of the effects of language education programs: An empirical evaluation of bilingual and English-only policies
We empirically evaluated three theoretical models—the threshold hypothesis, transfer
theory, and time-on-task theory—for educating English language learners (ELLs), with a …
theory, and time-on-task theory—for educating English language learners (ELLs), with a …
[图书][B] Bilingual development in childhood
A De Houwer - 2021 - cambridge.org
In the first decade of life, children become bilingual in different language learning
environments. Many children start learning two languages from birth (Bilingual First …
environments. Many children start learning two languages from birth (Bilingual First …
What we know about second language acquisition: A synthesis from four perspectives
Educational policies that impact second language (L2) learners—a rapidly-growing group—
are often enacted without consulting relevant research. This review synthesized research …
are often enacted without consulting relevant research. This review synthesized research …
Predictors and outcomes of early versus later English language proficiency among English language learners
T Halle, E Hair, L Wandner, M McNamara… - Early childhood research …, 2012 - Elsevier
The development of English language learners (ELLs) was explored from kindergarten
through eighth grade within a nationally representative sample of first-time kindergartners …
through eighth grade within a nationally representative sample of first-time kindergartners …
Not so silent after all: Examination and analysis of the silent stage in childhood second language acquisition
TA Roberts - Early Childhood Research Quarterly, 2014 - Elsevier
A period of silence has been advanced as a characteristic feature of childhood second
language acquisition. Evidence is presented to document that the presumption of silence as …
language acquisition. Evidence is presented to document that the presumption of silence as …
Two case studies of content-based language education
F Genesee, K Lindholm-Leary - Journal of Immersion and Content …, 2013 - jbe-platform.com
This article describes and discusses two case studies of content-based instruction for
second language education—foreign/second language immersion for majority language …
second language education—foreign/second language immersion for majority language …
Age effects in second language acquisition: Expanding the emergentist account
CL Caldwell-Harris, B MacWhinney - Brain and language, 2023 - Elsevier
In 2005, Science magazine designated the problem of accounting for difficulties in L2
(second language) learning as one of the 125 outstanding challenges facing scientific …
(second language) learning as one of the 125 outstanding challenges facing scientific …
English language learners and academic achievement: Revisiting the threshold hypothesis
Y Ardasheva, TR Tretter, M Kinny - Language learning, 2012 - Wiley Online Library
This nonexperimental study explored the predictive strength of English proficiency levels on
academic achievement of middle school students in a sample of 17,470 native English …
academic achievement of middle school students in a sample of 17,470 native English …
Multilingual Children beyond Myths and toward Best Practices. Social Policy Report. Volume 27, Number 4.
Multilingualism is an international fact of life and increasing in the United States. Multilingual
families are exceedingly diverse, and policies relevant to them should take this into account …
families are exceedingly diverse, and policies relevant to them should take this into account …
Dual language development of Latino children: Effect of instructional program type and the home and school language environment
BA Collins - Early Childhood Research Quarterly, 2014 - Elsevier
Latino dual language children typically enter school with a wide range of proficiencies in
Spanish and English, many with low proficiency in both languages, yet do make gains in …
Spanish and English, many with low proficiency in both languages, yet do make gains in …